Mobile OS Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Mobile OS Interview Questions

Questions Answers Views Company eMail

What are the control transfer statements that are used in ios swift?

1021

Explain some design patterns which we normally use during the app development.

909

What are the new feature in swift 4.0?

881

What are the various ways to unwrap an optional in swift?

944

What is init() in swift?

859

What is swift module?

802

What is plist in ios?

850

How to write a multiple line comment in swift?

912

Explain the common execution states for a swift ios app (ios application lifecycle).

823

What is a protocol in swift?

868

What are the higher order functions in swift?

837

What mechanism does ios support for multi-threading?

781

How to add an element into an array?

830

Explain some common features of protocols & superclasses.

916

What is optional chaining?

822

Un-Answered Questions { Mobile OS }

What is delegation pattern in ios?

759

What is difference between synchronous and asynchronous in web request in iOS operating system?

835

Why is open platform good for the mobile operators?

970

What is the os version of my android?

963

Do you know what are handlers?

908

What is background service?

925

What is the use of android manifest.xml?

897

Could you name a few key components of android?

923

What is the main reason of using process lifecycle in android?

1003

What is use of nsoperation?

814

Do you know what is anr, and why does it happen?

944

What is push notification?

921

What are the popular apps of iphone?

924

Who developed ios?

818

How do you sync android with android?

947

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